233123012225021 has 2 divisors, whose sum is σ = 233123012225022. Its totient is φ = 233123012225020.

The previous prime is 233123012224981. The next prime is 233123012225093. The reversal of 233123012225021 is 120522210321332.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155370491152900 + 77752521072121 = 12464770^2 + 8817739^2 .

It is a cyclic number.

It is not a de Polignac number, because 233123012225021 - 2¹⁴ = 233123012208637 is a prime.

It is a super-3 number, since 3×233123012225021³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233126012225021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116561506112510 + 116561506112511.

It is an arithmetic number, because the mean of its divisors is an integer number (116561506112511).

Almost surely, 2^{233123012225021} is an apocalyptic number.

It is an amenable number.

233123012225021 is a deficient number, since it is larger than the sum of its proper divisors (1).

233123012225021 is an equidigital number, since it uses as much as digits as its factorization.

233123012225021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 233123012225021 its reverse (120522210321332), we get a palindrome (353645222546353).

The spelling of 233123012225021 in words is "two hundred thirty-three trillion, one hundred twenty-three billion, twelve million, two hundred twenty-five thousand, twenty-one".